skjern-nu.dk

📜 Historical scan 2026-06-23 19:59:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skjern-nu.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.80.12.242 is hosted by COLT Technology Services Group Limited (AS8220) in Denmark. The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records   35ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
80.80.12.242 600s — AS8220 COLT Technology Services Group Limited 80.80.0.0/19 🇩🇰 Denmark Copenhagen

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverskjern-nu.dk → 80.80.12.242
🔶 Autoconfigskjern-nu.dk → 80.80.12.242

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   253ms
TXT Record
DBO

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 09:07:01
www CNAMEskjern-nu.dk (all on skjern-nu.dk)
www vs bare domainSame network
skjern-nu.dk: 80.80.12.242 (AS8220)
www.skjern-nu.dk: 80.80.12.242 (AS8220)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.skjern-nu.dk skjern-nu.dk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

100ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'skjern-nu.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

41ms
FieldValue
Serial2022030204
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
30ms
MX
31ms
AAAA
89ms
TXT
253ms
CAA
81ms
HTTPS
71ms
TLSA
1065ms
SOA
41ms
MTA-STS
90ms
DNSSEC
100ms
SRV
128ms
Total
1726ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-02 00:13:55 744ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-27 05:35:51 1434ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-23 19:59:27 shown 1726ms 4 NS 1 A 0 MX ⚠️ Bogus
2026-06-20 05:02:59 900ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-18 06:35:54 2563ms 4 NS 1 A 0 MX 🔒 Secure
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